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Layering smart management practices to sustainably maintain rice yields and improve water use efficiency in eastern India 🔍
Asheesh Chaurasiya,S.K. Dutta,Ajoy Kumar Singh,Sanjay Kumar,Anshuman Kohli,Fozia Homa,Arun Kumar,Mahesh K. Gathala,Alison M. Laing Elsevier B.V.
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Field Crops Research, 275 (2022) 108341. doi:10.1016/j.fcr.2021.108341
Layering smart management practices to sustainably maintain rice yields and improve water use efficiency in eastern India 1
1 Introduction 1
2 Materials and methods 2
2.1 Experimental site 2
2.2 Experimental design and treatments 2
2.3 Field preparation 3
2.4 Crop management 3
2.5 Alternate Wetting and Drying 3
2.6 Observations and calculations 3
2.6.1 Crop and weather observations 3
2.6.2 Irrigation water, input water and water productivity 3
2.7 Statistical analyses 4
3 3. Results 4
3.1 3.1 Weather 4
3.2 Number of irrigations 4
3.3 Field water depth 5
3.4 Irrigation water and total input water required to produce arice crop 5
3.5 Crop performance 5
3.6 Irrigation water productivity and total input water productivity 8
4 Discussion 8
4.1 Effect of management practices on rice growth and productivity 8
4.2 Effect of establishment method and variety on water usageand water productivity 9
4.3 Effect of AWD treatment depths on water usage and water productivity 10
5 Conclusion 11
Funding 11
CRediT authorship contribution statement 11
Declaration of Competing Interest 11
Acknowledgements 12
Appendix A Supporting information 12
References 12
Alternate wetting and drying,Dry-direct seeded rice,Perforated PVC tubes,Water productivity,Field water depth
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2024-12-16
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